Information: - The first Cabri 3D tutorial above was created by TurboDemo as a Java file. The rest were created with Macromedia Flash. If you are not able to play the tutorials, it is very likely that a virtual Java machine or Macromedia Flash Player are not installed on your computer. - If you are using Microsoft Windows XP SP2 and Internet Explorer, you may be prompted that Windows has blocked the active content of the page for your protection. Internet Explorer considers the flash movie as an active object with potential danger for your computer. It is perfectly safe to activate the object. Just follow the instructions given by Internet Explorer.